Exercise Associated with Reduced Risk of Breast Cancer in African American Women

August 15, 2014 10:32 PM

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(Boston)—Regular exercise, including brisk walking, is associated with a decrease in the incidence of breast cancer in African American women. In a recently published study in Cancer Epidemiology, Biomarkers & Prevention, researchers from Boston University’s Slone Epidemiology Center found strong evidence linking physical exercise to a lower rate of breast cancer in African American women, a group in which previous evidence has been lacking.

In a large prospective study of the health of black women, the Black Women’s Health Study (BWHS), researchers collected information about exercise habits, such as time spent exercising per week and type of exercise. They followed more than 44,000 African American women over a span of 16 years and ob...